Science: Insulation

insulation

Insulation
insulation

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COLD
ENERGY
FIRE
HEAT
HOT
INSULATOR
STOVE
SUN
TRANSFER
T R A N S F E R I
E Q E R D N I N L
I B T A E H S R C
Y F M R O U T U E
T J G T L Q O F N
I Y P A R O V O G
I H T K V Q E R Q
C O L D E R L T K
R Q R O D Y J U I
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